201332032020 has 108 divisors (see below), whose sum is σ = 710414486964. Its totient is φ = 46018748160.

The previous prime is 201332032009. The next prime is 201332032037. The reversal of 201332032020 is 20230233102.

It is a happy number.

201332032020 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 320 + 320 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55062499716 + 146269532304 = 234654^2 + 382452^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201332031984 and 201332032002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11404561 + ... + 11422200.

Almost surely, 2^201332032020 is an apocalyptic number.

201332032020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201332032020 is an abundant number, since it is smaller than the sum of its proper divisors (509082454944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201332032020 is a wasteful number, since it uses less digits than its factorization.

201332032020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22826790 (or 22826778 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 201332032020 its reverse (20230233102), we get a palindrome (221562265122).

The spelling of 201332032020 in words is "two hundred one billion, three hundred thirty-two million, thirty-two thousand, twenty".